pair,contact1,contact2,flow1,flow2 1msh_A_,6,34,1,1 1msh_A_,7,9,1,1 1msh_A_,10,49,1,1 1msh_A_,11,39,1,1 1msh_A_,12,13,1,1 1msh_A_,15,51,1,1 1msh_A_,15,53,1,1 1msh_A_,20,22,1,1 1msh_A_,24,43,1,1 1msh_A_,25,43,1,1 1msh_A_,27,41,1,1 1msh_A_,29,39,1,1 1msh_A_,33,36,1,1 1msh_A_,39,51,1,1 1msh_A_,40,51,1,1 1msh_A_,40,52,1,1 1msh_A_,42,50,1,1 1msh_A_,44,47,1,1 1msh_A_,44,48,1,1 1msh_A_,53,56,1,1 1msh_A_,56,60,1,1 1msh_A_,57,61,1,1 1msh_A_,58,61,1,1 1msh_A_,58,62,1,1 1msh_A_,59,63,1,1 1msh_A_,60,64,1,1 1msh_A_,61,65,1,1 1msh_A_,62,66,1,1 1msh_A_,63,67,1,1 1msh_A_,64,68,1,1